THC-FREE
High-resolution product image of Purema™ CBN Isolate powder for bulk and wholesale, ≥98.5% CBN, solvent-free

Purema™
CBN Isolate (≥98.5%)

Bulk/Wholesale

Country of Origin

Switzerland

thc free

0.00% THC

high purity

High Purity

solvent free

Solvent-Free

Minor cannabinoids

~0.8% Minors

Purema™ CBN Isolate is a high-purity cannabinoid extract developed through a controlled, non-oxidative conversion of CBD. The process avoids degraded intermediates like THC, resulting in a clean, stable isolate with ≥98.5% CBN content.

The isolate is pale in colour, free from odour and flavour, and fully compliant for global markets. With no detectable THC (<20 ppm), Purema™ CBN Isolate meets the strictest regulatory requirements.

Refined through winterization, vacuum distillation, and solvent-free crystallisation, it offers consistency and performance across batches. The final powder is easy to handle, resistant to clumping, and suitable for use in capsules, tinctures, topicals & sleep-support formulations.

Purema™ CBN Isolate is chosen by brands looking for a stable, compliant ingredient that delivers reliable calming effects, without compromising purity.

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Product information

Available concentrations:

≥98.5% CBN (HPLC verified)

Extraction method:

Supercritical CO₂ extraction

THC content:

THC-Free <20 ppm
(non-detectable)

Refinement:
This process starts with winterization to remove waxes and unwanted compounds, followed by fine-micron filtration for maximum purity. Thermal decarboxylation then activates the CBN before final crystallisation, resulting in ultra-pure CBN isolate ideal for precise, high-quality formulations.

Winterization, fine-micron filtration, vacuum distillation.

Appearance:

White crystalline powder

Crystallisation:
Solvent-free crystallisation uses controlled temperature and pressure to convert refined CBN into pure crystals. This method avoids chemical solvents and ensures high purity and structural consistency.

Solvent-free crystallisation under controlled temperature & pressure.

Odour:

Odourless

Storage conditions:

Store in original sealed packaging, away from light, heat and humidity.

Flavour:

Neutral / Tasteless

Microbial Safety:

Tested for yeast, mold, and pathogens. Meets cosmetic and food-grade microbial limits.

Solubility:

Oil-soluble; not water-soluble

MOQ no label (bulk):

2 kg

Shelf life:

Stable for up to 36 months.

MOQ Private label:

10 kg

Source material:

Proprietary hemp genotype, cultivated in controlled indoor conditions.

MOQ White label:

N/A

Key Advantages of Purema™ CBN Isolate

Key features of Purema CBN Isolate including 98.5% purity, no THC, and stable white crystalline form for precision formulations
Non-oxidative conversion from CBD

Produced through a clean, controlled conversion process; not oxidation of THC, avoiding degraded byproducts and ensuring stable CBN content.

Consistent ≥98.5% purity

Each batch is refined through winterization, filtration, and vacuum crystallisation to deliver reliable potency and structural consistency.

Stable and easy to work with

White, odourless, and tasteless. Purema™ integrates seamlessly into tinctures, topicals, and capsules without affecting colour, scent, or flavour.

Compliant for strict markets

With no detectable THC (<20 ppm), Purema™ CBN meets the regulatory requirements of even the most restricted regions.

Purema CBN isolate production steps: CO₂ extraction, CBD conversion, filtration, distillation, crystallization, testing

Purema™ CBN Isolate: Production Process

1. Supercritical CO₂ Extraction – Cannabinoids are extracted using solvent-free supercritical CO₂ under controlled temperature and pressure.
2. CBD Conversion – CBD is converted to CBN through a controlled, non-oxidative process, avoiding THC intermediates and degradation byproducts.
3. Winterization – Waxes, fats & lipids are removed through ethanol winterization. Solvents fully evaporated before crystallisation.
4. Vacuum Distillation – The CBN-rich extract is distilled under high vacuum to isolate active compounds and remove impurities.
5. Solvent-Free Crystallisation – The purified extract is crystallized under controlled temperature and pressure without added solvents, producing a ≥98.5% pure CBN isolate.
6. Final Testing and Quality Control – Each batch is tested in-house and by an accredited third-party laboratory to confirm cannabinoid content, THC compliance, and purity.

Setting New Standards

Clean Alternative to Oxidized CBN

Most CBN on the market is produced by degrading THC, leaving behind unwanted byproducts. Purema™ uses a controlled, non-oxidative conversion from CBD, avoiding impurity buildup and ensuring purity.
 The result is a stable, pale isolate with ≥98.5% CBN and no THC. It’s a refined, reliable option for brands targeting soothing formulas.

Industry Standard

Solvent-free crystallisation
THC-Free (<20 ppm)
Neutral colour, taste, and smell
Residual pesticides or heavy metals
Indoor-grown hemp source
Dangerous Solvents

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Frequently Asked Questions

What is CBN isolate?

CBN isolate is a purified form of cannabinol, usually containing 90-97% CBN with all other cannabinoids, terpenes, and plant materials removed. It is odourless, tasteless, and ideal for zero-THC formulations.

What is the CBN purity of Purema™ CBN Isolate?

Each batch is ≥98.5% CBN, verified by both in-house and third-party laboratory testing.

Does Purema™ CBN Isolate contain THC?

No. THC is non-detectable (<20 ppm), making it suitable for THC-restricted markets, including Japan.

What format is Purema™ CBN Isolate supplied in?

White crystalline powder with no odour or taste, packaged in sealed, food-grade containers.

What is the source of the hemp used?

Purema™ CBN Isolate is derived from indoor-grown hemp and produced through non-oxidative CBD-to-CBN conversion under controlled conditions.

Is Purema™ CBN Isolate suitable for food, cosmetic, or supplement use?

Yes. Its neutral profile and high purity make it ideal for use in capsules, tinctures, creams, and sleep-support applications.

What is the minimum order quantity for Purema™ CBN Isolate?

The minimum order quantity is 2 kg.

Is Purema™ CBN Isolate water-soluble?

No. It is oil-soluble. For water-based formulations, we offer Aquavia™, our water-soluble cannabinoid solution.

Is documentation like CoA and MSDS available?

Yes. Each batch comes with full documentation, including a Certificate of Analysis (CoA), MSDS, and traceability records for regulatory and quality assurance.